first lady michelle obama walked the stage at time warner cable arena preparing for her speech tomorrow night. on wednesday former president bill clinton will headline and on that same night california attorney general camilla harris will speak. in charlotte, ken pritchett, ktvu news. >>> north carolina is considered a battleground state. a new state by elon university shows mitt romney is heading obama by 47% to 43%. another poll that tends to lean democratic show it is race tied in the tar hill state. >>> stay with ktvu for live coverage throughout the convention. ken pritchett will be in charlotte through thursday where president obama is expected to address 25,000 people outside in a football stadium. >>> coming up in 30 minutes touring the destruction. by the president say -- why the president says the damage from hurricane isaac could have been much worse. >>> an apology tonight from john burton after he suggested that republicans are using propaganda tactics similar to those used by the nazi's in world war ii. in a radio interview, burton said republicans are using the so called